arm: cosmetic: align TTB_SECT define value

Align TTB_SECT define value with previous value.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 9db64dd..289b820 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -475,7 +475,7 @@
 #define TTB_SECT_XN_MASK	(1 << 4)
 #define TTB_SECT_C_MASK		(1 << 3)
 #define TTB_SECT_B_MASK		(1 << 2)
-#define TTB_SECT			(2 << 0)
+#define TTB_SECT		(2 << 0)
 
 /*
  * Short-descriptor format memory region attributes, without TEX remap